| 1 |
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| 2 | #undef TRACE_SYSTEM
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| 3 | #define TRACE_SYSTEM mmap
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| 4 |
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| 5 | #if !defined(_TRACE_MMAP_H) || defined(TRACE_HEADER_MULTI_READ)
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| 6 | #define _TRACE_MMAP_H
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| 7 |
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| 8 | #include <linux/tracepoint.h>
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| 9 |
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| 10 | TRACE_EVENT(vm_unmapped_area,
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| 11 |
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| 12 | TP_PROTO(unsigned long addr, struct vm_unmapped_area_info *info),
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| 13 |
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| 14 | TP_ARGS(addr, info),
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| 15 |
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| 16 | TP_STRUCT__entry(
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| 17 | __field(unsigned long, addr)
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| 18 | __field(unsigned long, total_vm)
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| 19 | __field(unsigned long, flags)
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| 20 | __field(unsigned long, length)
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| 21 | __field(unsigned long, low_limit)
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| 22 | __field(unsigned long, high_limit)
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| 23 | __field(unsigned long, align_mask)
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| 24 | __field(unsigned long, align_offset)
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| 25 | ),
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| 26 |
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| 27 | TP_fast_assign(
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| 28 | __entry->addr = addr;
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| 29 | __entry->total_vm = current->mm->total_vm;
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| 30 | __entry->flags = info->flags;
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| 31 | __entry->length = info->length;
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| 32 | __entry->low_limit = info->low_limit;
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| 33 | __entry->high_limit = info->high_limit;
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| 34 | __entry->align_mask = info->align_mask;
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| 35 | __entry->align_offset = info->align_offset;
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| 36 | ),
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| 37 |
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| 38 | TP_printk("addr=0x%lx err=%ld total_vm=0x%lx flags=0x%lx len=0x%lx lo=0x%lx hi=0x%lx mask=0x%lx ofs=0x%lx",
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| 39 | IS_ERR_VALUE(__entry->addr) ? 0 : __entry->addr,
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| 40 | IS_ERR_VALUE(__entry->addr) ? __entry->addr : 0,
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| 41 | __entry->total_vm, __entry->flags, __entry->length,
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| 42 | __entry->low_limit, __entry->high_limit, __entry->align_mask,
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| 43 | __entry->align_offset)
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| 44 | );
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| 45 |
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| 46 | TRACE_EVENT(exit_mmap,
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| 47 | TP_PROTO(struct mm_struct *mm),
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| 48 |
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| 49 | TP_ARGS(mm),
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| 50 |
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| 51 | TP_STRUCT__entry(
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| 52 | __field(struct mm_struct *, mm)
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| 53 | __field(struct maple_tree *, mt)
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| 54 | ),
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| 55 |
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| 56 | TP_fast_assign(
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| 57 | __entry->mm = mm;
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| 58 | __entry->mt = &mm->mm_mt;
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| 59 | ),
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| 60 |
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| 61 | TP_printk("mt_mod %p, DESTROY",
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| 62 | __entry->mt
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| 63 | )
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| 64 | );
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| 65 |
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| 66 | #endif
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| 67 |
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| 68 |
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| 69 | #include <trace/define_trace.h>
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